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Firefox turns 20—version 20, that is | Ars Technica
Firefox 20 Beta Adds JS Profiler, CSS Flexbox and getUserMedia by Default
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Install Firefox 26 on Fedora 20/19, CentOS/Red Hat (RHEL) 6.5 – If Not True Then False
Firefox 92 Enters Public Beta Testing with AVIF Support Enabled by Default (Again) - 9to5Linux
Refresh your cache for Firefox 20 - Refreshyourcache.com
Firefox 20 improves private browsing and user experience - SlashGear
Firefox 36 available in Fedora 21 and Fedora 20 - Fedora Magazine
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Firefox Development Highlights – H.264 & MP3 support on Windows, scoped stylesheets + more - Mozilla Hacks - the Web developer blog
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Pop!_OS 20.10 Mozilla Firefox 82.0 - MobileWorld24
